<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<center>
    <h1>BMI计算</h1>
    <form action="/bmi">
        <table border="1">
            <tr>
                <td>身高(m)</td>
                <td><input type="text" name="height"></td>
            </tr>
            </tr>
            <tr>
                <td>体重(kg)</td>
                <td><input type="text" name="weight"></td>
            </tr>
            <tr>
                <td colspan="2" align="center">
                    <input type="submit" value="计算BMI">
                </td>
            </tr>
        </table>
    </form>
</center>
</body>
</html>